Treatment with a potassium-iron-phosphate-citrate complex improves PSE scores and quality of life in patients with minimal hepatic encephalopathy: a multicenter, randomized, placebo-controlled, double-blind clinical trial. - Burkard T; Biedermann A; Herold C; Dietlein M; Rauch M; Diefenbach M (European journal of gastroenterology & hepatology, 2013)